Add CreateTemporaryFile to PPB_Flash_File_ModuleLocal.

webkit/plugins/ppapi/mock_plugin_delegate.h

Index: webkit/plugins/ppapi/mock_plugin_delegate.h
diff --git a/webkit/plugins/ppapi/mock_plugin_delegate.h b/webkit/plugins/ppapi/mock_plugin_delegate.h
index 276342f57884858ad5e9b8defa141e280038c637..1f3506049e6ace77453164effac7422fd66b06d0 100644
--- a/webkit/plugins/ppapi/mock_plugin_delegate.h
+++ b/webkit/plugins/ppapi/mock_plugin_delegate.h
@@ -114,6 +114,10 @@ class MockPluginDelegate : public PluginDelegate {
   virtual base::PlatformFileError GetDirContents(
       const ::ppapi::PepperFilePath& path,
       ::ppapi::DirContents* contents);
+  virtual base::PlatformFileError CreateTemporaryFile(
+      const ::ppapi::PepperFilePath& dir_path,
+      base::PlatformFile* file,
+      std::string* file_name);
   virtual void SyncGetFileSystemPlatformPath(const GURL& url,
                                              FilePath* platform_path);
   virtual scoped_refptr<base::MessageLoopProxy>